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Collinsville Public Schools OK Calendar 26-27

  • 2026/27
  • Oklahoma
  • 3 teacher days

The Collinsville Public Schools 2026–27 school year runs from Aug 13, 2026 to May 20, 2027. Breaks include Thanksgiving break Nov 23-27, winter break Dec 21-31, and spring break Mar 15-19. The table below lists all teacher workdays and holidays. Download the PDF calendar, or read the FAQs.

School year starts Thu, Aug 13, 2026 First Day of School
School year ends Thu, May 20, 2027 Last Day of School
Next key date Thu, Aug 13, 2026 Counts down once the school year is under way

Collinsville Public Schools 2026-27 calendar

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Collinsville Public Schools school year calendar

Every published date for 2026–27, colour-coded by what happens that day.

  • First day of school
  • Last day of school
  • Holiday - school closed
  • Break / vacation
  • Teacher / professional day

August 2026

  • Aug 3-5, 2026 — New Teachers Report
  • Aug 6-7, 2026 — Professional Development Days
  • Aug 10-12, 2026 — Professional Development Days
  • Aug 13, 2026 — First Day of School

September 2026

  • Sep 7, 2026 — Holiday (Labor Day)

October 2026

  • Oct 15-16, 2026 — Fall Break
  • Oct 19-20, 2026 — Fall Break

November 2026

  • Nov 23-27, 2026 — Thanksgiving Break

December 2026

  • Dec 21-31, 2026 — Christmas Break

January 2027

  • Jan 1, 2027 — New Year Holiday
  • Jan 18, 2027 — Holiday (MLK Day)

February 2027

  • Feb 15, 2027 — Holiday (Presidents Day)

March 2027

  • Mar 15-19, 2027 — Spring Break

April 2027

  • Apr 23, 2027 — Holiday
  • Apr 30, 2027 — Holiday

May 2027

  • May 7, 2027 — Holiday
  • May 14, 2027 — Holiday
  • May 20, 2027 — Last Day of School
  • May 31, 2027 — Holiday (Memorial Day)

June 2027

  • Jun 18, 2027 — Holiday

July 2027

Collinsville Public Schools teacher and staff days 2026/27

Students normally stay home on these days. Confirm with the district before making plans.

  • Aug 3-5, 2026 New Teachers Report District source
  • Aug 6-7, 2026 Professional Development Days District source
  • Aug 10-12, 2026 Professional Development Days District source

Collinsville Public Schools breaks and holidays

School is closed to students on these dates.

  • Sep 7, 2026 Holiday (Labor Day) Holiday
  • Oct 15-16, 2026 Fall Break Break
  • Oct 19-20, 2026 Fall Break Break
  • Nov 23-27, 2026 Thanksgiving Break Break
  • Dec 21-31, 2026 Christmas Break Break
  • Jan 1, 2027 New Year Holiday Holiday
  • Jan 18, 2027 Holiday (MLK Day) Holiday
  • Feb 15, 2027 Holiday (Presidents Day) Holiday
  • Mar 15-19, 2027 Spring Break Break
  • Apr 23, 2027 Holiday Holiday
  • Apr 30, 2027 Holiday Holiday
  • May 7, 2027 Holiday Holiday
  • May 14, 2027 Holiday Holiday
  • May 31, 2027 Holiday (Memorial Day) Holiday
  • Jun 18, 2027 Holiday Holiday

Your checked 2026/27 Collinsville Public Schools planning calendar

How these dates are put together, and what to double-check before you book anything.

Useful now20 published dates for the 2026–27 school year, laid out month by month.
CheckedTaken from the district’s own published calendar, not retyped from memory.
Kept currentLast updated April 8, 2026.
Full term dates table

Collinsville Public Schools 2026–27 calendar dates

DateEvent
Aug 3-5, 2026New Teachers Report
Aug 6-7, 2026Professional Development Days
Aug 10-12, 2026Professional Development Days
Aug 13, 2026First Day of School
Sep 7, 2026Holiday (Labor Day)
Oct 15-16, 2026Fall Break
Oct 19-20, 2026Fall Break
Nov 23-27, 2026Thanksgiving Break
Dec 21-31, 2026Christmas Break
Jan 1, 2027New Year Holiday
Jan 18, 2027Holiday (MLK Day)
Feb 15, 2027Holiday (Presidents Day)
Mar 15-19, 2027Spring Break
Apr 23, 2027Holiday
Apr 30, 2027Holiday
May 7, 2027Holiday
May 14, 2027Holiday
May 20, 2027Last Day of School
May 31, 2027Holiday (Memorial Day)
Jun 18, 2027Holiday

Collinsville Public Schools Calendar 2026-2027 FAQs

When is the first day of school in Collinsville Public Schools 2026-2027?
The first day of school in Collinsville Public Schools for the 2026-2027 school year is August 13, 2026.
When is spring break in Collinsville Public Schools 2026-2027?
Spring break is scheduled from March 15 to March 19, 2027.
When is Christmas break in Collinsville Public Schools 2026-2027?
Christmas break runs from December 21 to December 31, 2026.
When is winter break in Collinsville Public Schools 2026-2027?
Winter break includes December 21, 2026 through January 1, 2027.
When is Thanksgiving break in Collinsville Public Schools 2026-2027?
Thanksgiving break is from November 23 to November 27, 2026.
When is the last day of school in Collinsville Public Schools 2026-2027?
The last day of school is May 20, 2027.
When is Labor Day holiday in Collinsville Public Schools 2026-2027?
Labor Day holiday is on September 7, 2026.
When is fall break in Collinsville Public Schools 2026-2027?
Fall break is from October 15 to October 20, 2026.
When is Martin Luther King Jr. Day in Collinsville Public Schools 2026-2027?
Martin Luther King Jr. Day is observed on January 18, 2027.
When is Presidents Day in Collinsville Public Schools 2026-2027?
Presidents Day is on February 15, 2027.
When is Memorial Day in Collinsville Public Schools 2026-2027?
Memorial Day is observed on May 31, 2027.

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Collinsville Public Schools calendar FAQs

When is the first day of school in Collinsville Public Schools 2026-2027?
The first day of school in Collinsville Public Schools for the 2026-2027 school year is August 13, 2026.
When is spring break in Collinsville Public Schools 2026-2027?
Spring break is scheduled from March 15 to March 19, 2027.
When is Christmas break in Collinsville Public Schools 2026-2027?
Christmas break runs from December 21 to December 31, 2026.
When is winter break in Collinsville Public Schools 2026-2027?
Winter break includes December 21, 2026 through January 1, 2027.
When is Thanksgiving break in Collinsville Public Schools 2026-2027?
Thanksgiving break is from November 23 to November 27, 2026.
When is the last day of school in Collinsville Public Schools 2026-2027?
The last day of school is May 20, 2027.
When is Labor Day holiday in Collinsville Public Schools 2026-2027?
Labor Day holiday is on September 7, 2026.
When is fall break in Collinsville Public Schools 2026-2027?
Fall break is from October 15 to October 20, 2026.
When is Martin Luther King Jr. Day in Collinsville Public Schools 2026-2027?
Martin Luther King Jr. Day is observed on January 18, 2027.
When is Presidents Day in Collinsville Public Schools 2026-2027?
Presidents Day is on February 15, 2027.
When is Memorial Day in Collinsville Public Schools 2026-2027?
Memorial Day is observed on May 31, 2027.

Dates can change after publication. Read our calendar disclaimer.